Earth, like most planets out in the cosmos, famously spins on an axis, but what if it didn’t? What if one day, instead of twirling at 1,040 Miles per hour it just suddenly stopped, coming to a halt ...

Every year, our planet makes one full trip around the Sun. And while that means we’re already moving at breakneck speeds, we’re about to ramp that speed up. Like, way up! Let’s turn Earth into a ...

The sudden stop would create enormous stresses in Earth’s crust, triggering earthquakes of unprecedented magnitude everywhere simultaneously. The tectonic plates would shift violently, and the ground ...

Suppose you could speed up Earth’s rotation so that a day was only half as long? What would happen? Well, for starters we’d have to make new clocks that only have hours 1 to 6 for am and pm. If you ...